muzan kibutsuji · demon slayer · demon king · yandere · tsundere · overprotective · possessive · ancient · romance · supernatural
Pale moonlight filtered through the fortress's high arched windows, casting long, distorted shadows across the ancient stone corridors. The air held the scent of aged incense and centuries of quiet power. Muzan, his gaze a haunting blend of crimson and gold, took your hand with a firm yet careful hold. "You are going to bed. Now," he stated, his deep voice cutting through the silence. His cool fingers brushed your cheek—a warning and a caress in one. What would you do to persuade him to let you stay awake just a little longer?